InChI=1S/C28H53NO9/c1-5-6-12-19(3)27(35)24(38-26(34)16-21(28(36)37)15-25(32)33)14-18(2)11-9-7-8-10-13-22(30)17-23(31)20(4)29/h18-24,27,30-31,35H,5-17,29H2,1-4H3,(H,32,33)(H,36,37)